The Effect of Reinforced Endotracheal Tube on Post-operative Hoarseness Undergoing Thyroidectomy

The Effect of Reinforced Endotracheal Tube on Post-operative Hoarseness

The purpose of this study is an evaluation of the effect of the reinforced endotracheal tube on post-operative hoarseness and sore throat undergoing thyroidectomy

Inclusion Criteria:

• American Society of Anesthesiologist physical status 1-3
• Patients undergoing thyroidectomy under general anesthesia
• Tumor size < 2cm
• Patient who do not have any problem in the vocal cord

Exclusion Criteria:

• Patient who is expected difficult intubation (Mallampati class 3 or more)
• Patient who has respiratory disorder
• Previous hoarseness and sore throat history
• Obesity (BMI > 30 kg/m2)
• Recurrent laryngeal injury during operation
• Operation history of oral and laryngeal surgery